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Maas ClinicTM Staff - San Francisco & Tahoe / Truckee


Tina joined The Maas ClinicTM as our Practice Manager offering over 10 years of management experience. After attending Hunter College in New York City she began her career in the health and fitness industry in New York. Her love of beauty, skin care and her passion for helping others feel good about themselves, eventually lead her to manage a successful 5th avenue Medspa and Surgical Center. As part of The Maas ClinicTM she is dedicated to providing patients a great experience with knowledgeable staff. When she is not at work she loves traveling and exploring her new home state of California.


Paulina joins us with 15 years of experience in the Medical Aesthetics and Plastic Surgery field. She has perfected what patient care should be. If there’s anything you need help with or have any questions, she’s the person to ask for. She graduated from the University of San Francisco with her bachelor’s degree in Advertising and Marketing. As our Spa Director she is focusing her energy in providing our patients with the best services, experiences and results. From marketing events, trade shows and partnerships with companies in San Francisco she is helping our community learn more about our services and how we can help them look their best! She believes that the people you work with are your second family and is bringing that type of leadership to her new home here, at The Appearance Care CenterTM. In her personal time, Paulina enjoys quality time with her family and friends, snowboarding, running and is secretly a chef creating new recipes at home.


Our Aesthetic Medical and Body Contouring Specialist Mona Khalili has been with the Appearance Care CenterTM and The Maas ClinicTM since 2014. Originally hailing from Iran, Mona moved to the US in 2003 and obtained her Medical Assisting Certification from Carrington College in Emeryville, CA. Mona attended CoolSculpting University in 2014, and has become an expert in the field of Body Contouring. Mona lives in San Francisco with her husband Christian and her beautiful cat Coco. She enjoys spending time with friends and traveling as much as she can.


Our Nurse Practitioner Danielle Bautista, has been with The Maas ClinicTM and the Appearance Care CenterTM since 2016. She completed her undergraduate work at the University of California at Irvine, and received her Master’s in Nursing at the University of California, San Francisco. She specializes in Iaser and light treatments to correct and maintain the skin. She is passionate about helping patients realize their best self. In her free time, Danielle enjoys international travel, running, opera and ballet.


Carolyn is a Registered Nurse and Aesthetic Specialist. She came to the Maas ClinicTM with 25 years of nursing experience, primarily stemming from Critical Care and Cardiac Rehabilitation. Carolyn further expanded her skill set to include more “alternative” forms of healing, including biofeedback and Reike. She seamlessly incorporated Aesthetic Medicine into her areas of expertise and enjoys the ongoing relationships that Aesthetic Medicine cultivates. When Carolyn is not practicing the art of healing, she can be seen practicing the art of golf.


Following a research internship at Zuckerberg General Hospital, Raquel came to The Maas ClinicTM with a passion for helping people. She gains her happiness from working with our vibrant staff and delightful patients. Raquel looks up to Dr. Maas’s brilliance. She plans on applying to either medical, or physician assistant school upon finishing her bachelor’s degree. She is always looking forward to the future and smiling through the present.


Teresa has over a decade of patient care experience in Dermatology, Head and Neck Surgery and Plastics, and enjoys working with patients and helping them to maintain and achieve their aesthetic goals. She has degrees in Global Health and History from ASU, and is a certified clinical research professional with the Society of Clinical Research Associates. Along with Aesthetic Medicine, Teresa is also passionate about providing improved medical care for preventable diseases in underrepresented communities, and has done medical volunteering locally and abroad. She splits her time working in clinical research at UCSF and at The Maas ClinicTM and Appearance Care CenterTM, where she enjoys providing non- invasive aesthetic treatments, providing pre- and post-operative care, and assisting in clinical trials. When Teresa is not working, she enjoys playing classical piano, traveling, volunteering and visiting with friends and family.


Shaan is a multiple award winning filmmaker with 11+ years of experience working on films in different styles and genres such as narratives, documentaries, corporate videos, music videos, infomercials, wedding videos and theater plays. He earned his MFA in Motion Pictures & Television from the Academy of Art University, San Francisco and BFA in Film & Video Design from MIT Institute of Design, India. He considers himself to be a Story Teller. Here at the Maas clinic he manages the entire creative video process from script to screen. He creates and manages an extensive library of educational and marketing videos. When Shaan is not working he enjoys singing along with his rhythm guitar, reading and watching movies.


Kristin came to The Maas ClinicTM with eleven years of marketing sales management in the pharmaceutical industry. She excelled in her field with consistent exposure to the medical community by working closely with physicians, medical directors, and hospital administrators and consequently proved to be a valuable business consultant. As the Director of Community Outreach she most enjoys helping The Maas ClinicTM give back to the community through the many donations to non-profit and charitable organizations. When she is not at The Maas ClinicTM she is likely with her sons, playing tennis or engaged in an outdoor activity amid the beautiful surroundings in Marin.

Dr. Marc Polacco, MD

Dr. Polacco grew up in Minnesota, where he attended Gustavus Adolphus College, studying Biology, Chemistry, and Music. He then attended medical school at the University of Iowa Carver College of Medicine on a near full-tuition scholarship, where he graduated with distinction in research and the humanities. Following medical school, he dedicated five years in residency at Dartmouth, training in Otolaryngology and Head and Neck Surgery. Seeking to hone his craft further, he applied for a fellowship position in Facial Plastic and Reconstructive Surgery. He is thrilled to have been selected among a pool of competitive applicants for training under the tutelage of Dr. Maas.


Our Aesthetic Registered Nurse Samantha has been with The Maas ClinicTM and the Appearance Care CenterTM since 2019. She completed her undergraduate work at the University of California at Davis and received her bachelor’s degree in Nursing at the California State University, San Marcos. With several years of nursing experience specializing in Maternal and Newborn Health, Samantha made the transition into Aesthetic Medicine. She enjoys educating patients about skin rejuvenation and aesthetic treatments using the most advanced technology. More importantly, Samantha is passionate about empowering patients to look and feel their best. She enjoys helping patients to achieve their aesthetic goals and feel confident in their overall appearance. In her free time, she enjoys doing yoga, pilates, and spending time with her family and friends.


Jacqueline joins the Maas clinic with over 20 years of nursing experience. Originally from Canada, she traveled and worked abroad, ultimately landing in San Francisco. After many years working with plastic surgery patients, she is now focused on helping patients thru the surgical process, as well as performing aesthetic procedures to help them maintain optimal results. In her spare time, she enjoys the benefits of meditation, exercise, and seeing family and friends.



Our Medical Assistant Daniela has been with The Maas ClinicTM since 2019. After finishing Medical School in Columbia, she is continuing her medical education while working at the Clinics here in San Francisco. Her interest in plastic surgery and her passion for patient care make her a perfect fit at our clinic. Daniela also has experience in research and clinical studies, contributing her skills and knowledge to the TMC Research Center. In her free time, she enjoys getting to know her new home with her sister and their dog.


Sarah is a graduate of Johns Hopkins University where she received her Masters of Science in Nursing. She became interested in the dermatology field of nursing in 2012 and has since had the sincere pleasure in helping her clients achieve a more youthful appearance with a variety of aesthetic procedures. She specializes in services including Laser Hair Removal, Clear and Brilliant laser skin resurfacing for pigment and wrinkles, Intense Pulsed Light Treatments, Ultherapy for skin tightening, Coolsculpting for contouring treatment that freezes fat, and miraDry for excessive underarm sweating. She is a results driven cosmetic nurse and thoroughly enjoys discussing the variety of treatment options available to her patients for optimal results. Sarah is a transplant from the New England coastline and enjoys being outdoors, international travel and exploring what California has to offer!


Heather joined The Maas ClinicTM team with over 15 years of management and customer service experience. She graduated from the University of San Francisco with her bachelor degree in Organizational Development. As our Front Office Manager she is committed to providing our patients with exceptional service and results. In her free time, she enjoys traveling and spending time with her family and friends.


Katya has been a Medical Assistant for The Maas ClinicTM since 2019. In addition, she also assists in the Maas ClinicTM’s Research Center helping with all tasks relating to the many and on-going FDA clinical trials. She is a recent graduate majoring in Human Biology with pre-medical aspirations. She is currently studying to become a Nurse Practitioner. In her free time, she loves doing makeup and learning more about the latest trends in skincare!


Patrick joined the Maas ClinicTM in March 2019 and works as a Clinical Research Coordinator and Accounting Assistant. Patrick began his career in healthcare at Genentech Incorporated after graduating from San Francisco State University and receiving a Bachelor of Liberal Arts degree in 1990.

Prior to working at the Maas ClinicTM, Patrick was selected for a National Health Policy Fellowship program sponsored by Gilead Sciences and the National Native American AIDS Prevention Center. In this role, Patrick lobbied and provided Senate and Congressional testimony regarding healthcare disparities related to hepatitis C infection within rural and urban American Indian/Alaskan Nativecommunities.

In addition, Patrick has recent clinical research experience working as a research coordinator with Spruce BioSciences, Acerta Pharma and with the Clinical Translational Science Institute at the University of California San Francisco (UCSF).

It is never too late, To be what you might have been.- George Eliot